Finding the Fourth Proportional to 5,011,363.40, 6,915,685.90 and 2,719,524.08
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Solution
The fourth proportional to 5,011,363.40, 6,915,685.90 and 2,719,524.08 is: 3,752,945.62
Step by Step Solution
- Step 1: Write the proportion equation
5,011,363.40 : 6,915,685.90 = 2,719,524.08 : x - Step 2: Convert to fraction form
5,011,363.40/6,915,685.90 = 2,719,524.08/x - Step 3: Cross multiply
5,011,363.40x = 6,915,685.90 × 2,719,524.08 - Step 4: Simplify right side
5,011,363.40x = 18,807,374,334,766.47 - Step 5: Solve for x
x = 18,807,374,334,766.47/5,011,363.40 - Step 6: Final answer
x = 3,752,945.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.